Okoye Nickel Alloys is a reliable manufacturer and supplier of Monel 400 Nuts based in Kinshasa, Congo. They’re known for producing high-quality nuts that boast impressive corrosion resistance, strength, and durability. These nuts are meticulously engineered to ensure dependable performance in tough industrial, marine, and chemical settings. Okoye Nickel Alloys provides a variety of Monel 400 Nuts, including hex nuts, lock nuts, and square nuts, available in different sizes and thread specifications, all crafted to meet international quality standards. Their products cater to industries like chemical processing, marine engineering, offshore oil and gas, desalination, and power generation.
Monel 400 Nuts are mainly made from a nickel-copper alloy, typically consisting of 66% nickel and 31–34% copper, along with trace amounts of iron and manganese to boost mechanical strength and corrosion resistance. This unique blend offers outstanding resistance to seawater, alkalis, hydrofluoric acid, and other harsh substances. With a tensile strength of around 620 MPa, yield strength of 275 MPa, and an elongation of 35%, these nuts ensure exceptional mechanical stability. They maintain their toughness, ductility, and dimensional integrity even at high temperatures, while also resisting stress corrosion cracking and embrittlement.
| Specifications | ASTM F 467 ASME SF 467 |
|---|---|
| Standard | IS, ASTM, BS and all International Standards |
| Length | 3 to 200 milimeter |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Screw Type | Monel 400 Threaded Screw, Hex Head Screw, Socket Head Screw, Socket Set Screw, Blind Rivet, Concrete Screw, Shoulder Screw, Anchor Screw, Panel Screw, Machine Screw etc. |
| Bolts Types | Monel 400 Hex Head Bolts, Hex Bolts, Square Bolts, Eye Bolts, T Bolts, U Bolts, Lag Bolts, Counter sunk Bolts etc. |
| Washer Types | Monel 400 Lock Washer, Machine Washers, Star Washers, Sealing Washer, Split Washer etc. |
| Studs Types | Monel 400 Double Ended Studs, Threaded Tod, Tie Bars, Tie Rodsetc. |
| Nut Types | Monel 400 Coupling Nut, Hex Head Nut, Wing Nut, Square Nut, Panel Nut, T Nut, Acorn Nuts, Dome Nut, Eye Nut, Lock Nut etc. |
| Element | Content (%) |
|---|---|
| Nickel, Ni | 63.00 min |
| Silicon, Si | 0.5 max |
| Carbon, C | 0.3 max |
| Sulphur, S | 0.024 |
| Copper, Cu | 28-34 |
| Iron, Fe | 2.5 max |
| Manganese, Mn | 2 max |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength(annealed) | 517-620 MPa | 75-90 ksi |
| Yield strength | 172-345 MPa | 25-50 ksi |
| Modulus of elasticity | 179 GPa | 26000 ksi |
| Poisson’s ratio | 0.32 | 0.32 |
At Okoye Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Monel 400 Nuts in Kinshasa, Congo, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Congo, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Monel 400 Nuts are extensively utilized in situations that demand corrosion-resistant, durable, and reliable fastening solutions. They’re perfect for marine and offshore equipment, seawater piping systems, chemical and petrochemical processing plants, desalination systems, heat exchangers, and power generation machinery. These nuts create secure, maintenance-free connections in environments that are exposed to seawater, brine, and other corrosive substances. Thanks to their outstanding mechanical properties, corrosion resistance, and longevity, Monel 400 Nuts deliver consistent performance in challenging industrial and marine applications.